3-[(1Z)-1-Hydroxy-3-oxobut-1-en-1-yl]-7-methyl-2H,5H-pyrano[4,3-b]pyran- 2,5-dione

C₁₃H₁₀O₆

N. BouhaineA. GherrouA. van der Lee

Acta Crystallographica Section E (2006) 62, 12 o5401-o5403

a=8.8290(4)Å   b=14.1820(5)Å   c=12.5238(5)Å

α=90°   β=133.882(2)°   γ=90°